h264_ps.h File Reference

H.264 parameter set handling. More...

#include <stdint.h>
#include "libavutil/pixfmt.h"
#include "libavutil/rational.h"
#include "avcodec.h"
#include "get_bits.h"
#include "h264.h"
#include "h2645_vui.h"

Go to the source code of this file.

Data Structures
struct	SPS
	Sequence parameter set. More...
struct	PPS
	Picture parameter set. More...
struct	H264ParamSets

Macros
#define	MAX_SPS_COUNT   32
#define	MAX_PPS_COUNT   256
#define	MAX_LOG2_MAX_FRAME_NUM   (12 + 4)

Functions
int	ff_h264_get_profile (const SPS *sps)
	compute profile from sps
int	ff_h264_decode_seq_parameter_set (GetBitContext *gb, AVCodecContext *avctx, H264ParamSets *ps, int ignore_truncation)
	Decode SPS.
int	ff_h264_decode_picture_parameter_set (GetBitContext *gb, AVCodecContext *avctx, H264ParamSets *ps, int bit_length)
	Decode PPS.
void	ff_h264_ps_uninit (H264ParamSets *ps)
	Uninit H264 param sets structure.

Detailed Description

H.264 parameter set handling.

Definition in file h264_ps.h.

Macro Definition Documentation

MAX_SPS_COUNT

#define MAX_SPS_COUNT   32

Definition at line 37 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), ff_h264_decode_seq_parameter_set(), ff_h264_ps_uninit(), and h264_probe().

MAX_PPS_COUNT

#define MAX_PPS_COUNT   256

Definition at line 38 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), ff_h264_ps_uninit(), h264_probe(), h264_slice_header_parse(), and parse_nal_units().

MAX_LOG2_MAX_FRAME_NUM

#define MAX_LOG2_MAX_FRAME_NUM   (12 + 4)

Definition at line 39 of file h264_ps.h.

Referenced by decode_recovery_point(), and ff_h264_decode_seq_parameter_set().

Function Documentation

ff_h264_get_profile()

int ff_h264_get_profile

(

const SPS *

sps

)

compute profile from sps

compute profile from sps

Parameters

sps

SPS

Returns

profile as defined by AV_PROFILE_H264_*

Definition at line 533 of file h264_parse.c.

Referenced by h264_init_ps(), and parse_nal_units().

ff_h264_decode_seq_parameter_set()

int ff_h264_decode_seq_parameter_set	(	GetBitContext *	gb,
		AVCodecContext *	avctx,
		H264ParamSets *	ps,
		int	ignore_truncation )

Decode SPS.

Definition at line 284 of file h264_ps.c.

Referenced by decode_extradata_ps(), decode_nal_units(), and parse_nal_units().

ff_h264_decode_picture_parameter_set()

int ff_h264_decode_picture_parameter_set	(	GetBitContext *	gb,
		AVCodecContext *	avctx,
		H264ParamSets *	ps,
		int	bit_length )

Decode PPS.

Definition at line 698 of file h264_ps.c.

Referenced by decode_extradata_ps(), decode_nal_units(), and parse_nal_units().

ff_h264_ps_uninit()

void ff_h264_ps_uninit

(

H264ParamSets *

ps

)

Uninit H264 param sets structure.

Definition at line 270 of file h264_ps.c.

Referenced by h264_close(), and h264_decode_end().